iiinova — where your digital self keeps evolving

Lutske van der Meer @lutskedev.bsky.social · 30/06/2026

🤖 Leuk nieuws! Ik ben bezig om @devoxx4kids.bsky.social naar Noord-Nederland te brengen! 🧡 We zoeken Nederlandstalige vrijwilligers om kinderen enthousiast te maken voor programmeren, LEGO, Arduino's, Minecraft en nog veel meer. Lijkt je dat leuk? Stuur me een berichtje! 🚀

Devoxx4kids event in Apeldoorn. Waar kinderen in groepjes van 2 achter bureau's zitten waar ze met sratch aan het programmeren zijn.

111

Lutske van der Meer @lutskedev.bsky.social · 24/06/2026

💍 Small personal update: I got married! ❤️ That also means I have a new last name. You'll now find me as Lutske van der Meer instead of Lutske de Leeuw. Very happy. Very grateful. ✨ Still the same Java, AI, and cat enthusiast. 🐱

Wedding photo of newlyweds Lutske and Ron van der Meer in a beautiful green outdoor setting, surrounded by trees and foliage.

030

Reposted by Lutske van der Meer

JCON Conference @jcon.one · 23/04/2026

NEED more input? Then jump into our livestream on YouTube! Baruch Sadogursky is live at the Tessl & JAVAPRO Interview Booth, talking with speakers about: 💬 Fresh perspectives, side stories & insights you don’t get in sessions Watch interviews from the past days too: www.youtube.com/@JAV...

043

Lutske van der Meer @lutskedev.bsky.social · 23/04/2026

Keeping AI clean in Germany 🇩🇪🍝 Had a great time presenting “AI Without Spaghetti” at @jcon.one with @maarten-vandeperre.bsky.social 🎤 Loved the energy, great conversations, and amazing community 💛

Lutke de Leeuw and Maarten Vandeperre presenting at JCON 2026 smiling with the amazing audienc on the background from the premium track.

110

Lutske van der Meer @lutskedev.bsky.social · 22/04/2026

Arrived in Cologne for @jcon.one 🇩🇪 with @maarten-vandeperre.bsky.social ! Today 13:30 (Cinema 7): AI Without Spaghetti: Clean Architecture in the Age of AI ⚠️ Premium ticket required Come find us, at the talk or in the hallway! 🚀

120

Reposted by Lutske van der Meer

Fofo🔥🔥 @aichalaafia.bsky.social · 02/04/2026

To recap day02 of @amsterdam.voxxeddays.com ! I learned that : - I have right to collect my data from apps by using GDPR in @iuliaferoli.com talk ! - Jdk26 may sounds boring but it's not in @mostlynerdless.de and @lutskedev.bsky.social (1/2)

142

Reposted by Lutske van der Meer

JCON Conference @jcon.one · 25/02/2026

Excited for #JCON EUROPE 2026? See Lutske De Leeuw & Maarten Vandeperre at #JCON2026 in Cologne talking about 'AI Without Spaghetti: #Clean #Architecture in the Age of AI' Is your shiny new #AI feature already tangled in a plate of spaghetti … 🎟️ 2026.europe.jcon.one/tickets Free for #JUG members

031

Reposted by Lutske van der Meer

JCON Conference @jcon.one · 11/04/2026

It starts with a small chatbot named Leo. Then it grows, and suddenly everything is fragile & hard to change. youtube.com/shorts/_... At #JCON2026 Lutske De Leeuw & Maarten Vandeperre show how to turn that chaos into a clean system. “#AI Without Spaghetti: #Clean Architecture in the Age of AI ”

youtube.com

https://youtube.com/shorts/_bhbywkRe0c

011

Lutske van der Meer @lutskedev.bsky.social · 02/04/2026

Join us today at 13:30 in zaal 11 @amsterdam.voxxeddays.com and hear why @mostlynerdless.de and I think that Java 26 is boring! #VDAMS26

052

Lutske van der Meer @lutskedev.bsky.social · 01/04/2026

Arrived at @amsterdam.voxxeddays.com volunteering today and speaking tomorrow with @mostlynerdless.de about why Java 26 is boring! #VDAMS26 #Java #Speaker

031

Lutske van der Meer @lutskedev.bsky.social · 24/03/2026

Look how Leo transforms into Leonardo during our presentation at #vdz26

010

Lutske van der Meer @lutskedev.bsky.social · 24/03/2026

Arrived at voxxed day Zurich. See you at 10:10 in Room 7. Ai without spaghetti: Clean architecture in the age of AI. #vdz26

010

Reposted by Lutske van der Meer

Voxxed Days Amsterdam @amsterdam.voxxeddays.com · 19/03/2026

Java 26 is “boring.” And that’s exactly why it’s brilliant. by @mostlynerdless.de and @lutskedev.bsky.social What does JDK 26 bring? Watch the teaser of their talk 👇 www.youtube.com/watch?v=07ed... #java #vdams26

youtube.com

"Java 26 is boring." And that’s exactly why it’s brilliant.

YouTube video by Voxxed Days Amsterdam

053

Reposted by Lutske van der Meer

Johannes Bechberger @mostlynerdless.de · 17/03/2026

Java 26 is here, but it's boring. Nothing really exciting. But that's a good thing, as the boring stability is what made Java successful (co-written with @lutskedev.bsky.social): mostlynerdless.de/blog/2026/03...

mostlynerdless.de

Java 26 is boring, and that's a good thing - Mostly nerdless

Java 26 is here, but it's boring. Nothing really exciting. But that's a good thing, as the boring stability is what made Java successful.

0148

Lutske van der Meer @lutskedev.bsky.social · 03/03/2026

700+ days of #Duolingo and I celebrated the only logical way: with cake 🎂🦉 Fully homemade. Slightly wobbly. Very proud 💚 Turns out small daily steps can end in chocolate 🍫✨

Lutske de Leeuw in a pink T-shirt smiling with a green duolingo cake. It has green frosting on the outside with a fondant duolingo owl on top. The cake stands on a table and in the background you see an office space.

060

Reposted by Lutske van der Meer

Johannes Bechberger @mostlynerdless.de · 26/02/2026

I need your help: If anyone wants to send me an audio snippet saying "Boring" (as in "Java 26 is stable. It's boring."), I would happily accept them. I want to play this audio via a button press during a talk. In other news: I'm speaking at @amsterdam.voxxeddays.com with @lutskedev.bsky.social.

211

Reposted by Lutske van der Meer

Jfokus @jfokus.se · 24/02/2026

Jfokus 2026 – Best Rated Talk #12 Tame your Llama, run AI in Java Lutske De Leeuw Run Llama models locally in Java. No ML PhD. No complex setup. Practical, code-first AI for real NLP and classification use cases. Watch the talk: www.youtube.com/watch?v=v4c6... #Jfokus #Java #AI #LLM

youtube.com

Tame your Llama, run AI in Java, by Lutske De Leeuw

YouTube video by Jfokus

183

Lutske van der Meer @lutskedev.bsky.social · 03/02/2026

🎤 Speaker badge on at @jfokus.se 🇸🇪 Today’s the day! 🕐 13:00 – Room A4 Tame your Llama: run AI in Java 🤖☕ If you’re around, come say hi or join the session! Who’s already here? 🔥

030

Lutske van der Meer @lutskedev.bsky.social · 02/02/2026

Just arrived in Sweden 🇸🇪❄️ -8°C, no snowstorm (yet!) and sooo excited! The next days: @jfokus.se 💙 Tue 13:00 Room A4 – Tame your Llama: run AI in Java Wed 10:10 mentorship on building strong Java User Groups Who’s already here? 🚀

060

Lutske van der Meer @lutskedev.bsky.social · 01/02/2026

Excited for @jfokus.se 🎉 Next week already: my Tame your Llama talk on Tuesday 🦙 and a JUGs mentorship on Wednesday More info about the talk here: www.jfokus.se/talks.html?s... Register for the mentorship here: jav.mn/hub-jfokus-r... See you there 👋 #TameYourLlama #Jfokus #JUG #KnowledgeSharing

Illustration in a Norse mythology style showing a llama wearing a Viking helmet, seated at a wooden table with three Java Duke mascots. One Duke wears a Viking helmet, one has a pink bow, and one has no headwear. They sit in a Viking hall with firelight, shields, swords, candles, and mugs, creating a festive JFokus 2026 atmosphere.

040

Lutske van der Meer @lutskedev.bsky.social · 24/12/2025

Wishing everyone happy holidays and a healthy 2026 🎄 Thanks for being part of my year!

Festive winter illustration with falling snow. A smiling llama wearing a Santa hat and scarf stands next to Duke, the Java mascot, and Santa Claus. They are surrounded by wrapped presents and snow-covered trees. Text reads: ‘Merry Christmas and a Happy and Healthy 2026! Best wishes, Lutske

020

Lutske van der Meer @lutskedev.bsky.social · 04/12/2025

Got a Sinterklaas treat box from work ( @craftsmennl.bsky.social ) today 🎁✨ Sinterklaas has always been my favourite holiday, so this absolutely made my day. Chocolates at the office? Yes please 🍫😄 Anyone else get something fun from their employer this Sinterklaas season? 🎅✨

A Sinterklaas treat with kruidnoten, chocolate kruidnoten and more chocolate wrapped in foil with a red ribbon on a grey background.

120

Lutske van der Meer @lutskedev.bsky.social · 02/12/2025

Trying to catch up on this year’s #CraftingAIAdventOfPrompt already behind, whoops 😅 But today I added a new friend to the scene: a cheerful Christmas-ready lion joining Hugo and Chipper in their cozy countdown corner. Loving how these little AI-generated characters come to life! 🎄🦁✨

000

Lutske van der Meer @lutskedev.bsky.social · 06/11/2025

🇫🇷 Bonjour from #NewCrafts Paris! AI and GenAI are cool, but today I’m taking it back to basics. Machine Learning 101 (with a few cats included 🐱). Let’s talk code, coffee, and croissants ☕🥐

010

Reposted by Lutske van der Meer

JNation 🇵🇹 May 26 & 27 - 2026 @jnationconf.bsky.social · 20/06/2025

“Java is here to stay — maybe forever, or at least our lifespan.” . In her chat with Andres Almiray, Lutske de Leeuw shows how Java developers can make AI their own, with tools like LangChain4j and a strong community backbone. #JNation #Java #AI #LLMs #LangChain4j

youtu.be

Interview with Lutske De Leeuw - JNation 2025

In this insightful interview at JNation 2025, Lutske de Leeuw talks with Andres Almiray about how Java developers can run local LLMs in their applications us...

076

Lutske van der Meer @lutskedev.bsky.social · 20/06/2025

Today at @lu.voxxeddays.com 16:00 in the NT room. Tame your llama, Run AI in Java! Get ready for live demo's, Llamas and more tech fun! Do I see you there?

Lutske de Leeuw holding her speakers badge in front of the voxxed days Luxembourg 2025 poster. With the 4 houses in a magic harry potter inspired theme.

031

Lutske van der Meer @lutskedev.bsky.social · 05/06/2025

Arrived at jspring @nljug.bsky.social Do I see you there (during my session)?

Lutske de Leeuw showing her Jspring speaker badge in front of the welcome banner.

170

Lutske van der Meer @lutskedev.bsky.social · 31/05/2025

Had an amazing time at @jnationconf.bsky.social! Met so many inspiring people, learned a ton, and shared stories about AI in Java. Thanks to everyone who made it unforgettable. See you next time! #Jnation #craftsmen #speaker #KnowledgeSharing #networking

A blurry photo of Lutske de Leeuw and the audience during JNation 2025. Everybody is smiling and raising or waving their hand to be in the picture.

Lutske de Leeuw raises her hand to ask the audience to answer the question on the screen. During her Jnation talk "Tame your llama, get AI in Java" The room is light and you see the audience listening carefully with every seat is taken.

Lutske de Leeuw smiling and doing thumbs up just before the presentation in a green dress behind her stickered laptop and the JNation stand with an owl with a rock guitar. In the back you see a Jnation flag and a part of the big screen.

010

Reposted by Lutske van der Meer

JNation 🇵🇹 May 26 & 27 - 2026 @jnationconf.bsky.social · 27/05/2025

Lutske de Leeuw is live at JNation 2025 with: “Tame your Llama, run AI in Java”. A practical session on integrating AI models into Java projects — and making it useful, not just impressive. #JNation #Java #Coimbra #AI #LLMs #MachineLearning

063

Lutske van der Meer @lutskedev.bsky.social · 16/05/2025

Java ☕, LLMs 🧠 & a sunny stage in Málaga ☀️ Yesterday's talk at J On The Beach went great. Demos worked, fun crowd, and lots of good conversations. Still around today if you want to chat about local AI in Java! #JOTB25 #Java #LLM #ollama #Craftsmen #Speaker

Lutske de Leeuw smiling while taking a picture with the audience during her talk "Tame your llama, Run AI in Java" at J on the beach. The audience (~150 people) is sitting on white chairs and are smiling, waving and cheering.

031

Lutske van der Meer @lutskedev.bsky.social · 18/04/2025

Had burritos, swapped culture stories, and ended up singing “Stairway to Heaven” with a room full of Java devs. Not your average @jugnoord.bsky.social night. Shout-out to @rijosam.com & @hanno.codes for the laughs, lessons, and live music. 💙🎸 #JUGNoord #Java #DevLife #SoftSkills

Rijo Sam smiling and telling stories about "Tulips to Turmeric" in front of a big screen stating 'The retrospective' with an image of sticky notes and blue pens. In front of the JUGNoord attendees.

Hanno Embregts playing guitar. In front of him is a music standard for the microphone and a high table with an apple laptop on it. Behind him is a big screen with a cool photo that was taking during his key note at Devoxx Belgium a couple years ago. On the left you see some attendees from the JUGNoord event in the DUO building.

0115

Lutske van der Meer @lutskedev.bsky.social · 09/04/2025

Our @jugnoord.bsky.social April event is live. RSVP now! With talks from @hanno.codes and @rijosam.com Sign up here: www.meetup.com/jug-noord/ev...

031

Lutske van der Meer @lutskedev.bsky.social · 03/04/2025

It was great talking at @amsterdam.voxxeddays.com If you want to know more about jep 485 stream gatheres @piotrprz.bsky.social will give a deep dive of it at 15:00 in Room 12 #VDAMS25

040

Lutske van der Meer @lutskedev.bsky.social · 03/04/2025

Arrived at @amsterdam.voxxeddays.com ! Super exited to talk about java 24 in Room 2 at 10:25 See you there! #VDAMS25

060

Lutske van der Meer @lutskedev.bsky.social · 02/04/2025

📧 𝐉𝐮𝐬𝐭-𝐢𝐧-𝐓𝐢𝐦𝐞 (𝐉𝐈𝐓) 𝐒𝐭𝐢𝐜𝐤𝐞𝐫-𝐢𝐧𝐠! 💌 I just couldn’t bear to bring a clean-slate laptop to my presentation tomorrow at @amsterdam.voxxeddays.com so here it is, (almost) fully decorated! 🚀🎉 Still some room left for more, of course. 😁 Show me your stickered laptop! 💻✨ Drop a pic in the comments!

A laptop with a lot of stickers on it, from Java's duke, cats, rubber ducks and more computer related stuff. Surrounded by other stickers, peeled off stickers.

140

Lutske van der Meer @lutskedev.bsky.social · 01/04/2025

⏰𝐂𝐨𝐮𝐧𝐭𝐢𝐧𝐠 𝐝𝐨𝐰𝐧 𝐭𝐨 @amsterdam.voxxeddays.com 🔭 I’m beyond excited to be speaking at this amazing Java conference! In this video, I share why I’m looking forward to it. If you haven’t got your ticket yet, get yours here: amsterdam.voxxeddays.com! 🎟️ Who is also there this Thursday?

072

Lutske van der Meer @lutskedev.bsky.social · 21/03/2025

🚀 Had a great time at @jugnoord.bsky.social ! 🔹 @roywasse.bsky.social explored better ways to measure Java skills 🔹 @josroseboom.bsky.social showed how Spring Modulith simplifies code 🔹 Live-streamed to ING Back-End Summit + amazing food! 🍰 Join us next time! www.meetup.com/jug-noord/

Roy Wasse starting his talk about "How good of a developer are you?" at the JUG Noord. In front of a screen with a presentation, a microphone, camera for the live stream and a laptop.

Jos Roseboom presenting his talk about Spring Modulith. He is in front of a screen that says "Structure" in a big font. You see also the firs row of attendees of the JUG Noord.

A room with ~22 people who where listening to Jos Roseboom during his talk about Spring Modulith at the JUG Noord. The attendees are sitting in colourfull chairs and on the screen is a slide with a happy vs a sad developer. Jos stands next to the screen.

051

Lutske van der Meer @lutskedev.bsky.social · 13/03/2025

🚀 𝗪𝗲𝗯𝗗𝗲𝘃 𝗭𝘄𝗼𝗹𝗹𝗲 𝐱 𝐖𝐢𝐧𝐝𝐞𝐬𝐡𝐞𝐢𝐦🚀 What an inspiring evening with 70 tech enthusiasts! Danielle Oosten talked internships, Lisa Hoving delved into neurodiversity, and I made machine learning accessible. @dennisdoomen.com explored .NET frameworks Thanks to Sander ten Brinke for hosting!

Sander ten Brinke introducing Lutske de Leeuw to give her talk about Machine Learning 101

Lutske de Leeuw showing python code how to read data from a .csv in a jupyter notebook

Speakers and host from WebDev Zwolle.

From Left to right: Rowdy Rabouw, Lutske de Leeuw, Dennis Doomen, Sander ten Brinke, Danielle Oosten

All helding a flower bouquet as speakers gift.

020

Lutske van der Meer @lutskedev.bsky.social · 12/03/2025

Almost starting at WebDevZwolle by Arcady

110

Lutske van der Meer @lutskedev.bsky.social · 07/03/2025

🚀 Join us for our next @jugnoord.bsky.social event in Leeuwarden! 🗓 20-3-2025 | 🕓 Doors open at 16:30 🍽 Dinner included 🔧 @roywasse.bsky.social : How good of a developer are you? 📦 @josroseboom.bsky.social : Simplify your Spring projects with Modulith 👉 RSVP here: www.meetup.com/jug-noord/ev...

065

Lutske van der Meer @lutskedev.bsky.social · 20/02/2025

🚀 What a night at @apeldoornjug.bsky.social !🚀Great talks from @boukenijhuis.bsky.social on TDD & GenAI and @andresalmiray.com on AI-powered Java apps. Raffles, networking, and stamppot. Huge thanks to @craftsmennl.bsky.social for sponsoring! See you next time! #ApeldoornJUG #Java #AI #Network

Bouke Nijhuis presenting TDD & generative AI: a perfect pairing? in front of almost 50 attendees at the ApeldoornJUG.

Lutske de Leeuw opening the ApeldoornJUG in front of almost 50 attendees

Andres almiray starting his presentation about Building AI powered applications with Java. In front of almost 50 attendees at the ApeldoornJUG

Ko Turk and Andres Almiray ready to start the raffle rain at the ApeldoornJUG. They gave away Oracle goodies, tickets for Voxxed Days Amsterdam.

053

Lutske van der Meer @lutskedev.bsky.social · 24/01/2025

The next @apeldoornjug.bsky.social event is scheduled! Join us at February 19th 2025 in Apeldoorn. With 2 amazing speakers @andresalmiray.com and Bouke Nijhuis! RSVP now: www.meetup.com/apeldoornjug... #Java #MeetUp #CommunityEvent #GenerativeAI #TDD #AI

Banner for the next ApeldoornJUG event on February 19th 2025. Starting at 17:30 till 21:00. With Andres Almiray about building AI powered applications with Java and Bouke Nijhuis about TDD and generative AI. A perfect pairing? Sponsored by Craftsmen.

092

Lutske van der Meer @lutskedev.bsky.social · 13/12/2024

Hello Bluesky! I love working with Java, Angular, and machine learning. You’ll probably see me talking about coding, speaking at conferences, and organizing community events. If you’re into tech, AI, or just love cats🐾, let’s connect!

180